Publications and Talks

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• Ann-Kristin Lieberknecht, Sascha Löbner, Frédérick Tronnier:
  More Than Mere Mediators: Examining Determinants of Parental Privacy Management Behaviors.
  Proceedings of the 2026 CHI Conference on Human Factors in Computing Systems (CHI 2026), Barcelona, Spain.
  
• Niklas Zapatka, Joshua Stock, Hannes Federrath, Jens Lindemann:
  Working Paper: Short Summary of Syntactic Privacy.
  working paper.
  
• Rosario Cammarota, Matthias Schunter, Anand Rajan, Fabian Boemer, Ágnes Kiss, Amos Treiber, Christian Weinert, Thomas Schneider, Emmanuel Stapf, Ahmad-Reza Sadeghi, Daniel Demmler, Joshua Stock, Huili Chen, Siam Umar Hussain, Sadegh Riazi, Farinaz Koushanfar, Saransh Gupta, Tajan Simunic Rosing, Kamalika Chaudhuri, Hamid Nejatollahi, Nikil Dutt, Mohsen Imani, Kim Laine, Anuj Dubey, Aydin Aysu, Fateme Sadat Hosseini, Chengmo Yang, Eric Wallace, Pamela Norton:
  Trustworthy AI Inference Systems: An Industry Research View.
  arXiv:2008.04449 (cs).
  
• Pascal Wichmann, August See, Hannes Federrath:
  SecPassInput: Towards Secure Memory and Password Handling in Web Applications.
  38th International Conference on ICT Systems Security and Privacy Protection (IFIP SEC 2023), June 14-16, 2023, Poznan.
  
• Christian Burkert, Johanna Ansohn McDougall, Hannes Federrath:
  Data Minimisation Potential for Timestamps in Git: An Empirical Analysis of User Configurations.
  Meng, W., Fischer-Hübner, S., Jensen, C.D. (eds) ICT Systems Security and Privacy Protection. SEC 2022. IFIP Advances in Information and Communication Technology, vol 648. Springer, Cham.
  
• Kevin Köster, Matthias Marx, Anne Kunstmann, Hannes Federrath:
  Evaluation of Circuit Lifetimes in Tor.
  Meng, W., Fischer-Hübner, S., Jensen, C.D. (eds) ICT Systems Security and Privacy Protection. SEC 2022. IFIP Advances in Information and Communication Technology, vol 648. Springer, Cham.
  
• Kastriot Alushi, Irene Hinterseher, Frederik Peters, Ulrich Rother, Moritz S. Bischoff, Spyridon Mylonas, Eberhard Grambow, Alexander Gombert, Albert Busch, Daphne Gray, Nikolaos Konstantinou, Konstantinos Stavroulakis, Marco Horn, Hartmut Görtz, Christian Uhl, Hannes Federrath, Hans-Heinrich Trute, Thea Kreutzburg, Christian-Alexander Behrendt:
  Distribution of Mobile Health Applications amongst Patients with Symptomatic Peripheral Arterial Disease in Germany: A Cross-Sectional Survey Study.
  J. Clin. Med. 2022, 11, 498.
  
• Jens Wettlaufer:
  Property Inference-based Federated Learning Groups for Collaborative Network Anomaly Detection.
  Conference on Networked Systems 2021 (NetSys 2021), Lübeck, 13-16 September 2021.
  
• Christian Burkert, Maximilian Blochberger, Hannes Federrath:
  Compiling Personal Data and Subject Categories from App Data Models.
  ICT Systems Security and Privacy Protection. SEC 2021. IFIP Advances in Information and Communication Technology, vol 625. Springer, Cham..
  
• Tobias Mueller, Erik Sy:
  Enhanced Performance and Privacy via Resolver-Less DNS.
  2021 International Conference on Information Networking (ICOIN), Jeju Island, Korea (South), 13-16 Jan. 2021.
  
• Christian Burkert, Johanna Ansohn McDougall, Hannes Federrath, Mathias Fischer:
  Analysing Leakage during VPN Establishment in Public Wi-Fi Networks.
  IEEE International Conference on Communications (ICC): Communication and Information Systems Security Symposium (IEEE ICC'21 - CISS Symposium).
  
• Erik Sy, Moritz Mönnich, Tobias Mueller, Hannes Federrath, Mathias Fischer:
  Enhanced Performance for the encrypted Web through TLS Resumption across Hostnames.
  15th International Conference on Availability, Reliability and Security (ARES 2020), August 25-28, 2020.
  
• Ephraim Zimmer, Christian Burkert, Tom Petersen, Hannes Federrath:
  PEEPLL: Privacy-Enhanced Event Pseudonymisation with Limited Linkability.
  In Proceedings of the 35th Annual ACM/SIGAPP Symposium on Applied Computing (ACM SAC '20). ACM, Brno, Czech Republic, 2020, 1308-1311.
  
• Marius Stübs, Hanko Ipach, Christian Becker:
  Topology-Aware Distributed Smart Grid Control using a Clustering-Based Utility Maximization Approach.
  ACM Symposium of Applied Computing (ACM SAC 2020), Brno, Czech Republic, 2020-04-01..
  
• Marius Stübs, Wolf Posdorfer, Sadaf Momeni:
  Blockchain-based Multi-Tier Double Auctions for Smart Energy Distribution Grids.
  IEEE ICC Workshop on Blockchain for IoT and Cyber-Physical Systems (IEEE International Conference on Communications (ICC 2020), 07th June 2020, Dublin, Ireland.
  [https://icc2020.ieee-icc.org/workshop/ws-03-workshop-blockchain-iot-and-cyber-physical-systems]
• Monina Schwarz:
  Digital forensics in the internet of things: student research abstract.
  34th ACM/SIGAPP Symposium on Applied Computing(SAC), Limassol, Cyprus.
  [Students Research Abstract]
• Marius Stübs, Paulius Dambrauskas, Mazheruddin H. Syed, Kevin Köster, Hannes Federrath, Graeme M. Burt, Thomas Strasser:
  Scalable Power System Communications Emulation with OPC UA.
  The 25th International Conference and Exhibition on Electricity Distribution (CIRED). Madrid, 2019.
  [Copy at Strathclyde University Glasgow]
• Kai Bavendiek, Tobias Mueller, Florian Wittner, Thea Schwaneberg, Christian-Alexander Behrendt, Wolfgang Schulz, Hannes Federrath, Sibylle Schupp:
  Proving Purpose Limitation in Software Architectures. Proceedings of IFIP International Information Security and Privacy Conference.
  ICT Systems Security and Privacy Protection. SEC 2019. IFIP Advances in Information and Communication Technology, Lisbon, Portugal.
  
• Erik Sy:
  Enhanced Performance and Privacy via Resolver-Less DNS.
  Preprint, 13th August 2019.
  
• Erik Sy, Tobias Mueller, Moritz Moennich, Hannes Federrath:
  Accelerating QUIC's Connection Establishment on High-Latency Access Networks.
  38th IEEE International Performance Computing and Communications Conference (IPCCC), October 29th – 31st 2019, London, England, UK.
  
• Erik Sy, Tobias Mueller, Christian Burkert, Hannes Federrath, Mathias Fischer:
  Enhanced Performance and Privacy for TLS over TCP Fast Open.
  20th Privacy Enhancing Technologies Symposium (PETS), Montreal, Canada, July 14-18, 2020.
  
• Erik Sy, Christian Burkert, Tobias Mueller, Hannes Federrath, Mathias Fischer:
  QUICker connection establishment with out-of-band validation tokens.
  IEEE 44th Conference on Local Computer Networks (LCN 2019), Osnabrück, Germany, 13th Oktober 2019.
  [Poster]
• Hoai Viet Nguyen, Luigi Lo Iacono, Hannes Federrath:
  Systematic Analysis of Web Browser Caches.
  Digital Tools and Uses - Congress, Paris, 3.-5. October 2018.
  
• Erik Sy:
  Surfing the Web quicker than QUIC via a shared Address Validation.
  27th International Conference on Software, Telecommunications and Computer Networks (SoftCOM 2019), Split, Croatia, 19th September 2019.
  [Best Student Paper Award]
• Erik Sy:
  TLS Resumption across Server Name Indications for TLS 1.3 (Internet-Draft).
  IETF 104, Prague, Czech Republic, 23. - 29. March 2019.
  
• Erik Sy, Moritz Moennich, Tobias Mueller, Hannes Federrath, Mathias Fischer:
  Enhanced Performance for the encrypted Web through TLS Resumption across Hostnames.
  Preprint arXiv:1902.02531, 7. Feburary 2019.
  
• Erik Sy, Christian Burkert, Hannes Federrath, Mathias Fischer:
  A QUIC Look at Web Tracking.
  19th Privacy Enhancing Technologies Symposium, Stockholm, Schweden, July 16–20, 2019.
  
• Tobias Mueller, Marius Stübs:
  Another Nail in the Coffin: OpenPGP Key Servers Gone Rogue.
  26. DFN-Konferenz „Sicherheit in vernetzten Systemen“, Hamburg, 2019-02-06.
  
• Florian Gondesen, Matthias Marx, Dieter Gollmann:
  EEG-based Biometrics.
  M.S. Obaidat, I. Traore, I. Woungang (eds), Biometric-Based Physical and Cybersecurity Systems, Springer, Cham, 2019, 287-318.
  [ISBN: 978-3-319-98733-0, 978-3-319-98734-7]
• Erik Sy, Christian Burkert, Hannes Federrath, Mathias Fischer:
  Tracking Users across the Web via TLS Session Resumption.
  Annual Computer Security Applications Conference (ACSAC), December 3-7, 2018, San Juan, Puerto Rico, USA.
  [Outstanding Paper Award]
• Erik Sy:
  Cross-domain Tracking with TLS Session Resumption.
  11th Workshop on Hot Topics in Privacy Enhancing Technologies (HotPETs 2018), Barcelona (Spain), 27th July 2018.
  
• Marius Stübs:
  Student Research Abstract: IT-Security in Self-Organizing Decentralized Virtual Power Plants.
  ACM/SIGAPP Symposium On Applied Computing (SAC), Pau, France, 2018..
  [Finalist in the ACM Student Research Competition at the ACM SAC 2018.]
• Tobias Mueller, Matthias Marx, Henning Pridöhl, Pascal Wichmann, Dominik Herrmann:
  Sicherheit und Privatheit auf deutschen Hochschulwebseiten: Eine Analyse mit PrivacyScore.
  25. DFN-Konferenz Sicherheit in vernetzten Systemen, Hamburg, 2018.
  
• Matthias Marx, Erik Sy, Christian Burkert, Hannes Federrath:
  Anonymity Online – Current Solutions and Challenges.
  in: M. Hansen et al. (Eds.): Privacy and Identity 2017, IFIP Summer School on Privacy and Identity Management 2017, Ispra/Italy, IFIP AICT 526, Springer, 2018, 38-55.
  
• Jens Lindemann, Mathias Fischer:
  A Memory-Deduplication Side-Channel Attack to Detect Applications in Co-Resident Virtual Machines.
  ACM/SIGAPP Symposium On Applied Computing (SAC), Pau, France, 2018.
  
• Erik Sy, Tobias Mueller, Matthias Marx, Dominik Herrmann:
  AppPETs: A Framework for Privacy-Preserving Apps.
  SAC 2018: Symposium on Applied Computing, April 9–13, 2018, Pau, France.
  [Poster available]
• Matthias Marx:
  Störerhaftung soll abgeschafft werden (Kommentar).
  Springer Professional, May 2016.
  
• Stefanie Jasser, Matthias Riebisch:
  Reusing Security Solutions: A Repository for Architectural Decision Support.
  International Workshop on Interplay of Security, Safety and System/Software Architecture (ISSA) co-located with European Conference on Software Architecture (ECSA'16).
  
• Dominik Herrmann:
  Beobachtungsmöglichkeiten im Domain Name System: Angriffe auf die Privatsphäre und Techniken zum Selbstdatenschutz.
  Springer Fachmedien, Wiesbaden, 2016.
  [Zugl.: Hamburg, Univ., Diss., 2014, elektronische Fassung bei SpringerLink]
• Bahareh Shojaie, Hannes Federrath, Iman Saberi:
  Getting the Full Benefits of the ISO 27001 to Develop an ISMS based on Organisations’ InfoSec Culture.
  10th International Symposium on Human Aspects of Information Security & Assurance (HAISA), Frankfurt Germany, July 19, 2016.
  
• Tobias Mueller:
  Welcome to the 2000s: Enabling casual two-party keysigning.
  Sicherheit in vernetzten Systemen: 22. DFN-Konferenz, Hamburg, 2015.
  
• Hannes Federrath, Dieter Gollmann (Eds.):
  ICT Systems Security and Privacy Protection.
  Proc. 30th IFIP TC 11 International Conference, SEC 2015, Hamburg, Germany, May 26-28, 2015.
  
• Dominik Herrmann:
  Beobachtungsmöglichkeiten im Domain Name System: Angriffe auf die Privatsphäre und Techniken zum Selbstdatenschutz.
  S. Hölldobler u.a. (Hrsg.): Ausgezeichnete Informatik-Dissertationen 2014, Gesellschaft für Informatik, LNI D-15, 2015.
  
• Dominik Herrmann:
  Privacy issues in the Domain Name System and techniques for self-defense.
  it – Information Technology 57/6 (2015) 388–393.
  
• Ephraim Zimmer:
  Post-Quantum Kryptographie für IPsec.
  Proc. of the 22. DFN-Conference "Sicherheit in vernetzten Systemen", Hamburg, Germany, 2015.
  
• Hannes Federrath:
  Informationssicherheit und technischer Datenschutz durch verteilte Systeme.
  Mitt. Math. Ges. Hamburg 34 (2014) 21-32.
  [Vortragsfolien]
• Ben Stock, Sebastian Lekies, Tobias Mueller, Patrick Spiegel, Martin Johns:
  Precise Client-side Protection against DOM-based Cross-Site Scripting.
  23rd USENIX Security Symposium 2014: San Diego, CA, USA.
  
• Andreas Tomandl, Dominik Herrmann, Karl-Peter Fuchs, Hannes Federrath, Florian Scheuer:
  VANETsim: An open source simulator for security and privacy concepts in VANETs.
  9th International Workshop on Security and High Performance Computing Systems (SHPCS 2014), Bologna, Italy, 2014.
  [Download definitive version from IEEE]
• Dominik Herrmann:
  Beobachtungsmöglichkeiten im Domain Name System: Angriffe auf die Privatsphäre und Techniken zum Selbstdatenschutz.
  Dissertation, Universität Hamburg, Februar 2014.
  
• Karl-Peter Fuchs, Dominik Herrmann, Hannes Federrath:
  Generating Realistic Application Workloads for Mix-Based Systems for Controllable, Repeatable and Usable Experimentation.
  in: L.J. Janczewski, H. Wolf, and S. Shenoi (Eds.): SEC 2013, IFIP AICT 405, IFIP International Federation for Information Processing, Springer, 2013, 162-175.
  
• Hannes Federrath:
  IPv6 - Chance und Risiko für den Datenschutz im Internet.
  in: Peter Schaar (Hrsg.): Internetprotokoll Version 6 (IPv6) - Wo bleibt der Datenschutz? Tagungsband zum Symposium des Bundesbeauftragten für den Datenschutz und die Informationsfreiheit am 22. November 2011 in Berlin, 14-23.
  [Vortrag]
• Stefan Penninger, Stefan Meier, Hannes Federrath:
  Usability von CAPTCHA-Systemen.
  in: Sicherheit 2012. Sicherheit, Schutz und Zuverlässigkeit. Beiträge der 6. Jahrestagung des Fachbereichs Sicherheit der Gesellschaft für Informatik e.V. (GI), Lecture Notes in Informatics (P-195), Michael Waidner, Suri Neeraj (Hrsg.), Köllen-Verlag, Bonn 2012, 199-208.
  
• Dominik Herrmann, Christoph Gerber, Christian Banse, Hannes Federrath:
  Analyzing Characteristic Host Access Patterns for Re-Identification of Web User Sessions.
  in: Tuomas Aura, Kimmo Järvinen, Kaisa Nyberg (Eds.): Information Security Technology for Applications, 15th Nordic Conference on Secure IT Systems, NordSec 2010, Espoo, Finland, October 27-29, 2010, Revised Selected Papers, Lecture Notes in Computer Science 7127, Springer, 2012, 136-154.
  [Eintrag im Publikationsserver der Universität Regensburg]
• Hannes Federrath, Dominik Herrmann, Christoph Gerber:
  Beschreibung eines prüffragengetriebenen Mehrbenutzersystems zur Durchführung von Sicherheitsüberprüfungen.
  Arbeitsbericht, Universität Regensburg, 2011.
  
• Thomas Nowey:
  Konzeption eines Systems zur überbetrieblichen Sammlung und Nutzung von quantitativen Daten über Informationssicherheitsvorfälle.
  Vieweg+Teubner, 2011.
  [ISBN: 978-3-8348-1423-4, Dissertation Universität Regensburg, 2010]
• Hannes Federrath, Christoph Gerber:
  Kollaboratives IT-Sicherheitsmanagement auf Basis von BSI-Grundschutz.
  Workshop über IT-Sicherheit in kollaborativen und stark vernetzten Systemen KSVS'11 / INFORMATIK 2011.
  
• Hannes Federrath, Karl-Peter Fuchs, Dominik Herrmann, Christopher Piosecny:
  Privacy-Preserving DNS: Analysis of Broadcast, Range Queries and Mix-based Protection Methods.
  in: Vijay Atluri, Claudia Diaz (Eds.): Proceedings of the 16th European Symposium on Research in Computer Security (ESORICS-2011), Leuven, Belgium, LNCS 6879, Springer, 2011, 665-683.
  [SpringerLink]
• Manuel Breu, Christoph Gerber, Tobias Islinger, Florian Scheuer:
  CHATMIX - Ein Chatsystem mit Fokus auf Senderanonymität.
  in: Extended Abstracts of the Fourth Privacy Enhancing Technologies Convention (PET-CON 2009.1), Technical Report TUD-FI09-04, Technische Universität Dresden, April 2009. ISSN 1430-211X.
  
• Rolf Wendolsky, Dominik Herrmann, Hannes Federrath:
  Performance Comparison of low-latency Anonymisation Services from a User Perspective.
  in: Nikita Borisov, Philippe Golle (Ed.): Proc. 7th International Symposium on Privacy Enhancing Technologies (PET 2007), LNCS 4776, Springer, 2008, 233-253.
  [SpringerLink]
• Klaus Plößl, Hannes Federrath:
  A Privacy Aware and Efficient Security Infrastructure for Vehicular Ad Hoc Networks.
  in: Proceedings of The 5th International Workshop on Security in Information Systems -- WOSIS 2007. INSTICC Press, Portugal 2007, 145-154.
  
• Christian Schläger, Thomas Nowey:
  On the Effects of Authentication and Authorisation Infrastructures on E-Commerce Activities.
  in: International Journal of Computer Science Systems & Engineering, Volume 22, No. 5, 2007.
  
• Thomas Nowey, Sabrina Sitzberger:
  Lernen vom Business Engineering - Ansätze für ein systematisches, modellgestütztes Vorgehensmodell zum Sicherheitsmanagement.
  in: Franz Lehner, Holger Nösekabel, Peter Kleinschmidt (Hrsg.): Multikonferenz Wirtschaftsinformatik 2006. Tagungsband 2. S. 155-165, Berlin 2006.
  
• Hannes Federrath:
  Das AN.ON-System -- Starke Anonymität und Unbeobachtbarkeit im Internet.
  in: Helmut Bäumler, Albert von Mutius (Hrsg.): Anonymität im Internet. Vieweg-Verlag, Wiesbaden 2003, 172-178.
  
• Oliver Berthold, Hannes Federrath, Stefan Köpsell:
  Web MIXes: A system for anonymous and unobservable Internet access.
  in: Hannes Federrath (Ed.): Designing Privacy Enhancing Technologies. Proc. Workshop on Design Issues in Anonymity and Unobservability, LNCS 2009, Springer-Verlag, Heidelberg 2001, 115-129.
  
• Hannes Federrath:
  Mehrseitige Sicherheitsfunktionen Telekommunikationsnetzen.
  in: Safety of Modern Technical Systems -- Congress Documentation Saarbrücken 2001, TÜV-Verlag, Köln 2001, 485-489.
  
• Hannes Federrath, Andreas Pfitzmann:
  Gliederung und Systematisierung von Schutzzielen in IT-Systemen.
  Datenschutz und Datensicherheit DuD 24/12 (2000) 704-710.
  
• Hannes Federrath:
  Flaw in anonymity systems found.
  Working notice, February 18, 2000, updated: May 06, 2000.
  [http://web.inf.tu-dresden.de/~hf2/anon/aproxies/indexe.html]
• Reiner Sailer, Hannes Federrath, Andreas Pfitzmann:
  Strategies for the Placement of Security Functions in Telecommunication Systems.
  in: Günter Müller, Kai Rannenberg (Ed.): Multilateral Security in Communications, Addison-Wesley-Longman 1999, 323-348.
  
• Hannes Federrath, Andreas Pfitzmann:
  Interception of Short Message Service in GSM mobile communication systems.
  Gutachten im Auftrag der Data-Protect GmbH München, Dezember 1999.
  
• Jan Zöllner, Hannes Federrath, Herbert Klimant, Rudi Piotraschke, Andreas Pfitzmann, Andreas Westfeld, Guntram Wicke, Gritta Wolf:
  Modeling the Security of Steganographic Systems.
  Proc. 2nd Workshop on Information Hiding, April 1998, Portland, LNCS 1525, Springer-Verlag, 1998, 345-355.
  
• Jan Zöllner, Hannes Federrath, Andreas Pfitzmann, Andreas Westfeld, Guntram Wicke, Gritta Wolf:
  Über die Modellierung steganographischer Systeme.
  Proc. Verläßliche IT-Systeme (VIS'97), DuD Fachbeiträge, Vieweg 1997, 211-223.
  
• Hannes Federrath, Anja Jerichow, Jan Müller, Andreas Pfitzmann:
  Unbeobachtbarkeit in Kommunikationsnetzen.
  Proc. Verläßliche IT-Systeme (VIS'97), DuD Fachbeiträge, Vieweg 1997, 191-210.
  
• Martin Seeger, Hannes Federrath, Gritta Wolf:
  Firewallsysteme zur Reduzierung von Risiken beim Einsatz der Internet-Technologie: Untersuchung über Risiken und ihre Minimierung bei Verwendung des Internet und der Internet-Technologie in der öffentlichen Verwaltung in Schleswig-Holstein.
  Studie im Auftrag der Datenzentrale Schleswig-Holstein, 1997.
  
• Hannes Federrath, Elke Franz, Anja Jerichow, Jan Müller, Andreas Pfitzmann:
  Ein Vertraulichkeit gewährendes Erreichbarkeitsverfahren -- Schutz des Aufenthaltsortes in künftigen Mobilkommunikationssystemen.
  Kommunikation in Verteilten Systemen (KiVS) 97, Informatik aktuell, Springer-Verlag, Heidelberg 1997, 77-91.
  
• Hannes Federrath, Anja Jerichow, Andreas Pfitzmann:
  Mixes in mobile communication systems: Location management with privacy.
  Information Hiding, LNCS 1174, Springer-Verlag, Berlin 1996, 121-135.
  
• Jürgen Thees, Hannes Federrath:
  Methoden zum Schutz von Verkehrsdaten in Funknetzen.
  Proc. Verläßliche IT-Systeme (VIS'95), Vieweg 1995, 181-192.
  

76 items found.